Description

Marathon® Blue Chip® AC Motor, 4/8-Pole Continuous-Duty, Chiller/Cooling Tower Motors, Fan & Blower Motors Application, Severe Duty Motors Special Features, 3/0.75 hp, 460 VAC, 4/1.75 A, 60 Hz Frequency, 3 ph, 1760/875 rpm Speed, 2 Speed, Totally Enclosed Fan Cooled Enclosure, 184T Frame, 1.13 in Dia x 2.78 in L Shaft, Reversible Rotation, 1.15 Service Factor, Ball Bearing, 11.3 ft-lb Torque, Rigid Base Mounting, 40 deg C, Insulation Class: Class F, Cast Iron, 16.19 in L x 13.01 in W x 12.07 in H Dimensions

Features:

• Blue Chip® motor quality, 100% cast iron construction for rigidity and reduced vibration
• Internal and external epoxy paint finish
• Extended grease tubes regreasable in service
• T-drains provided for effective drainage
• Actual test and vibration data supplied with each motor
• Horizontal motor orientation
• Squirrel cage induction run
• Shaft Slinger, Forsheda seals on both ends
• Constant torque operation from 0 to base speed on vector drive, including TEFC (On Volts/Hertz) drives, TEFC motors are limited to 20:1 constant torque
• Normally closed thermostats (one per phase, class F)
• Separate 230/460 V power supply required for 1 HP blower motor

Standards/Approval:

• CE
• CSA Certified
• UL Listed
• XRI® Efficiency

Amperage Rating	4/1.75 A
Application Type	Chiller/Cooling Tower Motors, Fan & Blower Motors
Bearing Type	Ball
Dimensions	16.19 in L x 13.01 in W x 12.07 in H
Enclosure Type	Totally Enclosed Fan Cooled
Frame	184T
Frequency Rating	60 Hz
Horsepower	3/0.75 hp
Insulation Class	Class F
Material	Cast Iron
Mounting Type	Rigid Base
Number of Speeds	2
Phase	3
Rotation	Reversible
Service Factor	1.15
Shaft Size	1.13 in Dia x 2.78 in L
Special Features	Severe Duty Motors
Manufacturer	LEESON ELECTRIC CORPORATION